Date: 06/05/2009 Views: 5889
Date: 09/14/2009 Views: 6050
Date: 12/31/1969 Views: 3868
Date: 08/23/2023 Views: 723643
12 more plies, (3 at a time), were laid up on the top side. That's an 18 ply layup! 1 BID is about the same thickness as 3 plies of thin model aeroplane cloth. Y10-09-30